Immunotherapy with the antibody bapineuzumab in patients with mild to moderate Alzheimer disease resulted in decreases in a cerebrospinal fluid biomarker, which may indicate downstream effects on the degenerative process.

Tau Ceti -- Tau Ceti is a star commonly used by science fiction authors since it is similar to the Sun, being of similar mass and similar spectral type as well as being relatively close to us.
However, Tau Ceti is a "metal-deficient" star and therefore extremely unlikely to have rocky planets around it.
It can be seen with the unaided eye as a faint star in the constellation of Cetus.
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